Cisco SPA2102-NA User Guide - Page 41

Miscellaneous Settings, System Reserved Ports Range, Multicast Passthru, Disabled, Inbound Only - dmz

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Miscellaneous Settings Multicast Passthru. Multicasting allows for multiple transmissions to specific recipients at the same time. If multicasting is permitted, then the Phone Adapter will allow IP multicast packets to be forwarded to the appropriate computers. Select the types of multicast transmissions to allow: Disabled (none), Inbound Only, Outbound Only, or Inbound and Outbound. The default is Disabled. System Reserved Ports Range Starting Port. This port range defines the random TCP/UDP ports used by the application running on the Phone Adapter. They cannot be used by port forwarding or DMZ. Enter the starting port number of the reserved ports range. The default is 50000. Num of Ports Reserved. Select the number of ports you want to reserve: 256, 512, or 1024. The default is 256. When you have finished making changes, click the Submit All Changes button to save the changes, or click the Undo All Changes button to undo your changes. Phone Adapter with Router Chapter 6: Using the Web-based Utility 33 The Router Tab

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Phone Adapter with Router
33
Chapter 6: Using the Web-based Utility
The Router Tab
Miscellaneous Settings
Multicast Passthru
. Multicasting allows for multiple transmissions to specific recipients at the same time. If
multicasting is permitted, then the Phone Adapter will allow IP multicast packets to be forwarded to the
appropriate computers. Select the types of multicast transmissions to allow:
Disabled
(none),
Inbound Only
,
Outbound Only
, or
Inbound and Outbound
. The default is
Disabled
.
System Reserved Ports Range
Starting Port
. This port range defines the random TCP/UDP ports used by the application running on the Phone
Adapter. They cannot be used by port forwarding or DMZ. Enter the starting port number of the reserved ports
range. The default is
50000
.
Num of Ports Reserved
. Select the number of ports you want to reserve:
256
,
512
, or
1024
. The default is
256
.
When you have finished making changes, click the
Submit All Changes
button to save the changes, or click the
Undo All Changes
button to undo your changes.